<template>
  <div class="App">
    <!-- v-model 相当于 :value + @input -->
    <BaseSelect v-model="cityId"></BaseSelect>
  </div>
</template>

<script>
import BaseSelect from "./components/BaseSelect.vue";
export default {
  components: {
    BaseSelect
  },
  data() {
    return {
      cityId: "103"
    };
  }
};
</script>

<style>
</style>